Age (years) | Incidence* (95% CI) (person months) | Time to first infection† (25%–75%) (months) | Time to repeat infection† (25–75%) (months) |
---|---|---|---|
*Cases per 1000 person months. | |||
†Incident infections. | |||
<25 | 20.3 (18.4–22.5) | 7.0 (4.1–11.1) | 7.6 (5.0–12.3) |
≥25 | 3.6 (2.9–4.4) | 13.8 (6.3–18.3) | 11.0 (4.2–18.3) |